Related Episodes for What is the "master clock" or Suprachiasmatic Nucleus? | Satchin Panda

“Normalizing the timing of food intake via time-restricted eating may help restore microbiome composition, potentially offsetting the increased disease risk. In this clip, Dr. Eran Elinav describes how the circadian rhythmicity of the microbiome is regulated and how this affects human health.”

“In conjunction with a restricted eating window, meal frequency can also play a role. Two meals a day may be optimal for individuals who are predisposed to gaining weight while people not prone to weight gain may prefer to eat three times a day.”

“A 2025 meta-analysis found improved quality of life, no clear overall change in ejection fraction, and a borderline improvement in New York Heart Association functional class across a small set of trials.”

“In a controlled five-week crossover trial involving men with prediabetes, an early six-hour eating window with dinner before 3 p.m. improved insulin sensitivity, pancreatic beta-cell responsiveness, blood pressure, oxidative stress, and appetite without causing weight loss.”

“In a small crossover trial involving people with insulin resistance, six one-minute intense intervals performed before the three main meals improved daily glucose control compared with one continuous 30-minute session.”

In this clip, Dr. Patrick explains how intense exercise beneficially alters tryptophan and kynurenine metabolism in a way that may benefit depression.

“Removing former drinkers from the non-drinker category reveals a different story: One study observed that the lowest risk for cardiovascular disease (i.e., ischemic heart disease) was right below one standard U.S. drink per week — men and women at this level of consumption had an ~18% lower risk compared to nondrinkers.”

“Vasopressin, a pituitary hormone that acts to promote the retention of water by the kidneys and increase blood pressure, is also a social bonding hormone in males — similar to oxytocin in females. Tim recounts his experiences taking vasopressin in college to boost his short term memory.”

“Sulforaphane, an isothiocyanate compound derived from broccoli sprouts and certain cruciferous vegetables, exerts a wide range of beneficial effects in humans. Some of these effects are mediated by increased glutathione, one of the body's most potent antioxidants, to promote brain health.”

“Mitochondria are best known for their energy-producing roles, but they also help regulate cellular metabolism, signaling, and apoptosis (programmed cell death). As a result, mitochondrial health is intrinsically linked to overall health.”